This study was conducted in 142 clinically sick overweight/obese dogs presented with clinical signs and were diagnosed for various disorders. Seven comorbidities were identified in these dogs on the basis of history, clinical signs, hematobiochemical analysis, ultrasonography, electrocardiography, echocardiography, radiography, urinalysis, skin scrapping, fungal examination and fine needle aspiration cytology in required cases. Obesity is associated with various comorbidities; highest being dermatological (32%), followed by cardiac (18%), orthopaedic (15%), respiratory (12%), endocrine (12%), urinary (9%) and neoplastic disorders (2%).